The demand function for a certain children bicycle is given by $x = 10 \sqrt{(50-p)/p}$
Where x is the quantity demanded per week and p (0 (a) Evaluate the elasticity at 40. $E(10)=$
(b) Should the unit price be raised slightly from 40 in order to increase revenue? Enter 1 for Yes or 2 for No . $answer=$
(c) When is the demand unitary. $p=$

(d) What is the maximum revenue? $Revenue =$